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pentagon [3]
3 years ago
15

7(x–1)–5(x–1)=22 ertyuu

Mathematics
1 answer:
artcher [175]3 years ago
6 0

Answer:

7(x-1)-5(x-1)= 22

7x-7-5x+5= 22

7x-5x-7+5 = 22

2x-2= 22

2x = 22+2

2x = 24

x = 24/2

x = 12

Step-by-step explanation:

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I need help with these questions (see image). Please show workings.<br>​
denpristay [2]

Answer:

24 cm

Step-by-step explanation:

The altitude from the centre to the chord is 5 cm and bisects the chord.

The radius of the circle is 26 cm ÷ 2 = 13 cm

There is a right triangle formed with legs 5 and x ( x is half the chord )

The hypotenuse is the radius, then using Pythagoras' identity

x² + 5² = 13²

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x² = 144 ( take the square root of both sides )

x = \sqrt{144} = 12

Then

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3 years ago
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irina [24]

Answer:


Step-by-step explanation:

To find the GCF we factor all the given terms and then find the Greatest Common Factor from both ,


So , The given two terms can be given by

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7 0
2 years ago
Choose the correct solution and graph for the inequality.
Y_Kistochka [10]
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Find the approximate value of the circumference of a circle with the given radius. Use = 3.14. Round your results to one more de
Schach [20]
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alexandr402 [8]

Answer:

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Step-by-step explanation:

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6 0
3 years ago
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